CSIT Data driver

[csit.git] / resources / tools / storage / __main__.py

diff --git a/resources/tools/storage/__main__.py b/resources/tools/storage/__main__.py
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+++ b/resources/tools/storage/__main__.py
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+#!/usr/bin/env python3
+
+# Copyright (c) 2021 Cisco and/or its affiliates.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""S3 Storage Backend."""
+
+from json import dumps
+
+from argparse import ArgumentParser, RawDescriptionHelpFormatter
+
+from .storage import Storage
+
+
+def main():
+    """
+    Main entry function when called from CLI.
+    """
+    parser = ArgumentParser(
+        description=u"S3 Storage Backend Operation.",
+        formatter_class=RawDescriptionHelpFormatter
+    )
+    parser.add_argument(
+        u"-e", u"--expression", required=False, type=str,
+        default=u"select * from s3object s",
+        help=u"S3 compatible SQL query."
+    )
+
+    args = parser.parse_args()
+
+    json_iterator = Storage(
+        endpoint_url=u"http://storage.service.consul:9000",
+        bucket=u"docs",
+        profile_name=u"nomad-s3"
+    ).s3_file_processing(
+        prefix=u"", expression=args.expression
+    )
+    for item in json_iterator:
+        print(dumps(item, indent=4, sort_keys=False))
+
+
+if __name__ == u"__main__":
+    main()